Keil is derived from Germanic origins. The name is of the meaning clumsy person. The name Keiler is a variant of Keil. Keil is rarely used as a baby name for boys.
Definition of flapjack for English Language Learners. : a thick, sweet cake made of oatmeal usually with molasses or honey.
Flapjack does have some healthy attributes which make it good to eat, but it does have sugar in the form of Golden Syrup, a thick, golden sweet syrup used in British cooking since the mid-1800's. Where Flapjack redeems itself is with the oats, which are full of iron, zinc and vitamin B, so you can eat them without too much guilt.